Stibee MCP by usefulapi MCP Server

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answering

Stibee MCP by usefulapi is answering right now. Last checked 11 min ago. It exposes 15 tools. Last commit 8 Nov 2026.

Read subscribers, emails and email stats, and add subscribers and group members in Stibee.

Uptime history 12 hours of history

12 hours agonow

100.0%

Uptime 24h

43 of 43 checks

Tools

read from the server

203 ms

Response time

average over 24h

Stars

last commit 8 Nov 2026

Nothing serious here today

Today is the operative word: we check Stibee MCP by usefulapi every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Connect this server

Endpoint below is the one we actually reach during checks — not the one copied from a README. Last verified 11 min ago.

Claude Code Claude Desktop Codex Cursor VS Code

run in your terminal

claude mcp add stibee --transport http https://stibee.usefulapi.io/mcp

Settings → Connectors → Add custom connector, then paste this address

https://stibee.usefulapi.io/mcp

~/.codex/config.toml

[mcp_servers.stibee]
url = "https://stibee.usefulapi.io/mcp"

.cursor/mcp.json

{
  "mcpServers": {
    "stibee": {
      "url": "https://stibee.usefulapi.io/mcp"
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "stibee": {
      "type": "http",
      "url": "https://stibee.usefulapi.io/mcp"
    }
  }
}

Available tools 15

Read directly from the server with tools/list, grouped by what they act on. If a tool disappears, we record the date.

stibee

stibee_add_subscriber

Add one subscriber to an address book. Set update_enabled to true to update an existing subscriber instead of failing. Stibee: POST /lists/{id}/subscribers.

stibee_add_subscribers_batch

Add up to 1000 subscribers in one call. Returns lists of created, updated and failed emails. Rate limit 10 calls per minute. Stibee: POST /lists/{id}/subscribers/batch.

stibee_assign_subscriber_to_group

Add an existing subscriber to a group. Fails if the subscriber is already in the group. Stibee: POST /lists/{id}/groups/{groupId}/assign.

stibee_count_subscribers

Count the subscribers of an address book, optionally by status. Stibee: GET /lists/{id}/subscribers/count.

stibee_get_address_book

Get one address book with its name, sender name and settings. Enterprise plan only. Stibee: GET /lists/{id}.

stibee_get_email

Get one email with its subject, sender, status and send time. Pro plan and up. Stibee: GET /emails/{id}.

stibee_get_email_logs

List what subscribers did with one email: delivered, opened, clicked, bounced, unsubscribed. Pro plan and up. Stibee: GET /emails/{id}/logs.

stibee_get_email_stats

Get open rate and click rate for up to 10 emails in one call. Rate limit 100 calls per minute. Pro plan and up. Stibee: GET /emails/stats.

stibee_get_subscriber_stats

Count how one subscriber reacted to up to 30 emails: sent, opened, clicked, unsubscribed, bounced. Rate limit 100 calls per minute. Stibee: POST /lists/{id}/subscribers/stats/query.

stibee_list_address_books

List the address books (lists) of the workspace. Enterprise plan only. Stibee: GET /lists.

stibee_list_emails

List emails of the workspace, filtered by address book, status, type and send time. Pro plan and up. Stibee: GET /emails.

stibee_list_groups

List the subscriber groups of an address book. Pro plan and up. Stibee: GET /lists/{id}/groups.

stibee_list_subscribers

List subscribers of an address book, with status, custom fields, group ids and dates. Rate limit 100 calls per minute. Stibee: GET /lists/{id}/subscribers.

stibee_release_subscriber_from_group

Remove a subscriber from a group. The subscriber stays in the address book. Stibee: POST /lists/{id}/groups/{groupId}/release.

stibee_update_subscriber_fields

Set custom field values of an existing subscriber. Only custom fields are changed here. Stibee: PUT /lists/{id}/subscribers/{email}.

Endpoints

URL	Transport	State	Latency	Checked
https://stibee.usefulapi.io/mcp	streamable-http	answering	164 ms	11 min ago

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Stibee MCP by usefulapi — questions

Answers built from our own checks of this server.

What can Stibee MCP by usefulapi do?

It exposes 15 tools, read directly from the server on our last check. Among them: stibee_add_subscriber, stibee_add_subscribers_batch, stibee_assign_subscriber_to_group, stibee_count_subscribers, stibee_get_address_book, stibee_get_email and 9 more. The full list with descriptions is on this page — we take it from the server itself via tools/list, not from a README. How MCP servers expose tools in the first place →

Is Stibee MCP by usefulapi working right now?

We send a real MCP handshake every 15 minutes. Over the last 24 hours 43 of 43 checks got a reply (100.0%), average response time 203 ms. The bar chart above shows every period we have measured.

How do I connect Stibee MCP by usefulapi?

Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It is a remote server, so there is nothing to install — the client connects to the address.

Does Stibee MCP by usefulapi need an API key?

No. Stibee MCP by usefulapi completed a full MCP handshake with us as an anonymous client and listed its tools without asking for anything. All 15 of them are readable on this page. This is what we observed, not what the docs claim.

How fast is Stibee MCP by usefulapi?

It answers our handshake in 203 ms on average, which is faster than 67% of all working MCP servers we measure. The comparison comes from our own checks across the whole registry, every 15 minutes.

Is Stibee MCP by usefulapi open source?

The code is open source: it is published under the MIT licence, written in JavaScript, 1 stars on GitHub and 1 open issue. The licence covers the code in the repository, not the hosted service at stibee.usefulapi.io, which runs on its operator's own terms.